MCQ's About "The Human Transport System".

THE HUMAN TRANSPORT SYSTEM

Question 1
Which part of the blood is mainly water?
(A)  red blood cells  (B)  white blood cells  (C)  platelets  (D)  plasma

Question 2
Which cells of the body do not have a nucleus?
(A)  red blood cells  (B)  white blood cells  (C)  skin cells  (D)  epithelial cells

Question 3
What is the work of the red blood cells?
(A)  to carry oxygen  (B)  to prevent disease
(C)  to clot the blood  (D)  to carry dissolved food

Question 4
What is the work of the platelets?
(A)  to protect against disease  (B)  to clot the blood
(C)  to carry hormones  (D)  to carry oxygen

Question 5
What is the work of the white blood cells?
(A)  to clot the blood  (B)  to carry oxygen
(C)  to carry dissolved food  (D)  to protect against germs

Question 6
What substance do blood capillaries take to the cells of the body?
(A)  oxygen  (B)  dissolved food
(C)  oxygen and dissolved food  (D)  carbon dioxide

Question 7
The main function of haemoglobin in the red blood cells is to:
(A)  help the blood to clot  (B)  distribute heat
(C)  destroy bacteria  (D)  carry oxygen round the body

Question 8
The space inside a long bone contains:
(A)  blood  (B)  marrow  (C)  nerves  (D)  nothing

Question 9
Why is the human blood circulation called a double circulation?
(A)  The blood passes through the heart twice.
(B)  The blood passes through each part of the body twice.
(C)  The blood takes twice as long as in other circulations.
(D)  The blood travels twice as fast as other circulations.

Question 10
How many blood vessels carry blood away from the heart?
(A)  1  (B)  2  (C)  3  (D)  4

Question 11
Which part of the heart has the thickest walls?
(A)  left atrium  (B)  right atrium  (C)  left ventricle  (D)  right ventricle

Question 12
The pulse beat is measured in:
(A)  a vein  (B)  an artery  (C)  a nerve  (D)  the heart

Question 13
To where does the aorta carry blood?
(A)  the heart  (B)  the lungs  (C)  towards the body  (D)  the veins

Question 14
Which side of the heart carries oxygenated blood?
(A)  the right  (B)  the left  (C)  neither side  (D)  both sides

Question 15
Blood passes from the heart to the lungs through the:
(A)  pulmonary vein  (B)  pulmonary artery  (C)  aorta  (D)  renal artery

Question 16
Which two of these substances carried in the plasma are waste products produced by the body?
(A)  carbon dioxide and urea  (B)  carbon dioxide and vitamins
(C)  carbon dioxide and glucose  (D)  carbon dioxide and hormones

Question 17
The average pulse rate per minute for an adult at rest is:
(A)  98.4  (B)  37  (C)  58  (D)  70

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Answers:
Question 1 (D)  Question 2 (A)  Question 3 (A)  Question 4 (B)  Question 5 (D)
Question 6 (C)  Question 7 (D)  Question 8 (B)  Question 9 (C) Question 10 (B)
Question 11 (C)  Question 12 (B)  Question 13 (C)  Question 14 (B) Question 15 (B)
Question 16 (A)  Question 17 (D)